Javascript 😫
$(document).ready(function() {
document.getElementById("PTL_TS_Primary_Selection").getElementsByClassName("selectized")[0].selectize.removeOption("");
document.getElementById("PTL_TS_Primary_Selection").getElementsByClassName("selectized")[0].selectize.setValue("National", false);
document.getElementById("PTL_TS_Prov_Selection").getElementsByClassName("selectized")[0].selectize.removeOption("");
document.getElementById("PTL_TS_Regional_Selection").getElementsByClassName("selectized")[0].selectize.removeOption("");
});
var ct_filter = new crosstalk.FilterHandle('PTL_TS');
$('#PTL_TS_Primary_Selection').on("change", function() {
if(document.getElementById("PTL_TS_Primary_Selection").getElementsByClassName("selectized")[0].value == "National"){
document.getElementById("PTL_TS_Prov_Selection").getElementsByClassName("selectized")[0].selectize.setValue(null, false);
document.getElementById("PTL_TS_Regional_Selection").getElementsByClassName("selectized")[0].selectize.setValue(null, false);
document.getElementById("PTL_TS_Regional_Selection").style.display = "none";
document.getElementById("PTL_TS_Prov_Selection").style.display = "none";
} else if(...